Inventor · disambiguated record
Paul Eirich
Also filed as: EIRICH PAUL · EIRICH WALTER
18 granted patents·1 pending application·430 citations·filing 1974–2015
95Inventor score
Files withEIRICH PAUL5EIRICH HUBERT4EIRICH MASCHF GUSTAV4GUSTAV EIRICH GMBH & CO KG2DRAISWERKE GMBH1
Top patents by PatentIndex Score
19 records- 0188US3956446AMethod of forming discrete pieces or pellets from meltable glass-producing mixturesEIRICH PAUL·Filed 1974·Granted May 11, 1976·39 cites·28 claims
- 0285US4997357AApparatus for treatment of power station residuesEIRICH HUBERT·Filed 1989·Granted Mar 5, 1991·42 cites·34 claims
- 0384US4854715APressure-resistant mixerEIRICH PAUL·Filed 1986·Granted Aug 8, 1989·55 cites·14 claims
- 0478US4681267AMethod of regenerating old casting sandLEIDEL DIETER S·Filed 1985·Granted Jul 21, 1987·50 cites·1 claims
- 0576US6860313B2Method and device for the preparation of foundry sandGUSTAV EIRICH GMBH & CO KG·Filed 2001·Granted Mar 1, 2005·16 cites·33 claims
- 0674US5018673AContinuously working mixerDRAISWERKE GMBH·Filed 1989·Granted May 28, 1991·40 cites·7 claims
- 0773US4186592AMethod of measuring the moisture content in flowable materials and apparatus for carrying out the methodEIRICH HUBERT·Filed 1978·Granted Feb 5, 1980·33 cites·11 claims
- 0871US4624003AApparatus for heating electrically conductive bulk materialsEIRICH PAUL·Filed 1983·Granted Nov 18, 1986·26 cites·19 claims
- 0970US4744829AProcess for producing agglomerates which are resistant to leaching outEIRICH HUBERT·Filed 1986·Granted May 17, 1988·25 cites·21 claims
- 1068US6669360B1Device and method for sealing a discharge aperture in a rotating containerEIRICH MASCHF GUSTAV·Filed 2000·Granted Dec 30, 2003·16 cites·28 claims
- 1162US4758372AMethod of producing lead paste for batteriesEIRICH HUBERT·Filed 1986·Granted Jul 19, 1988·23 cites·12 claims
- 1255US4569025AMethod of preparing foundrys and by measuring moisture and compressibilityEIRICH PAUL·Filed 1983·Granted Feb 4, 1986·13 cites·6 claims
- 1351US6926063B1Method for conditioning foundry moulding sand and a device thereforEIRICH MASCHF GUSTAV·Filed 2000·Granted Aug 9, 2005·2 cites·22 claims
- 1451US5589650AApparatus and method for defining molding technological properties of molding substances in casting worksEIRICH MASCHF GUSTAV·Filed 1994·Granted Dec 31, 1996·22 cites·25 claims
- 1551US4560283AApparatus for closing and continuously emptying the container of a treatment machineEIRICH PAUL·Filed 1984·Granted Dec 24, 1985·15 cites·14 claims
- 1649US10464033B2Apparatus for treating and cooling foundry moulding sandEIRICH MASCHF GUSTAV GMBH & CO KG·Filed 2015·Granted Nov 5, 2019·0 cites·19 claims
- 1741US5694413AProcedure and apparatus for continuous supply of heat in electrically conductive bulk goodsEIRICH MASCHF GUSTAV·Filed 1996·Granted Dec 2, 1997·10 cites·30 claims
- 1841US2003116663A1Agitator millGUSTAV EIRICH GMBH & CO KG·Filed 2002·Application pending·0 cites
- 1931US4562970AApparatus for opening and closing the outlet aperture of a processing machineEIRICH WALTER·Filed 1984·Granted Jan 7, 1986·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →